jingxuexiaohuiyiyanjiu,genjugongzuoxuyao,jingguoshijiang、tijian、kaochadenghuanjie,quedinghoumingjiaotongzhiweijianadapcnipinyongrenyuan,xianmianxiangshehuigongshi,gongshiqiwei7gegongzuori,zi2020nian7yue9riqi。
lianxidianhua:
加拿大pc
jianadapc
2020nian7yue9ri